Heidts Pro-G Independent Rear Suspension Kits for 1964-1970 MUSTANG - IRM-101-S

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Part Number: HDT-IRM-101S

$15,504.00

Rear Suspension Packages, Pro-G IRS, Third Member, Cast Iron Case, Ford 9 in. Case Style, Wilwood Black Calipers, Ford, Each
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Heidts Pro-G Independent Rear Suspension Kits for 1964-1970 MUSTANG - IRM-101-S

Heidts Pro-G Independent Rear Suspension Kits for 1964-1970 MUSTANG - IRM-101-S

HDT-IRM-101S

Not Yet Reviewed

Part Number: HDT-IRM-101S

Estimated Ship Date: Nov 16, 2026

$15,504.00

Estimated Ship Date: Nov 16, 2026 Would you rather pick it up?

Overview

Brand:
Manufacturer's Part Number:
IRM-101-S
Part Type:
Product Line:
Summit Racing Part Number:
HDT-IRM-101S
UPC:
887753652362
Third Member Included:
Yes
Third Member Case Style:
Ford 9 inch
Third Member Case Material:
Cast iron
Pinion Support Material:
Steel
Pinion Support Finish:
Natural
Axle Shafts Included:
Yes
Axle Shaft Spline Quantity:
31
Upper Control Arms Included:
Yes
Lower Control Arms Included:
Yes
Control Arm Style:
Tubular
Control Arm Material:
Steel
Control Arm Color:
Black
Air Bags Included:
No
Rear Shocks/Struts Included:
Yes
Rear Shock Type:
Adjustable coilover
Coilover Springs Included:
Yes
Spring Finish:
Gray/Silver
Suspension Package Finish:
Black powdercoated
Bushings Included:
Yes
Bushing Material:
Polyurethane
Bushing Color:
Black
Sway Bar Included:
No
Watts Link Included:
No
Panhard Bar Included:
No
Adjustable Panhard Bar Included:
No
Upper Trailing Arms Included:
No
Adjustable Upper Trailing Arms Included:
No
Lower Trailing Arms Included:
No
Adjustable Lower Trailing Arms Included:
No
Trailing Arm Mount Braces Included:
No
Trailing Arm Hardware Included:
No
Rotors Included:
Yes
Rear Rotor Style:
Cross-drilled surface
Rear Rotor Construction:
Vented
Rear Rotor Diameter:
10.50 in./266.70mm
Calipers Included:
Yes
Rear Caliper Type:
Wilwood
Rear Caliper Piston Quantity:
One
Rear Caliper Material:
Billet aluminum
Rear Caliper Color:
Black
Quantity:
Sold individually.
Notes:
Specify gear ratio and coil-over spring rate when ordering. Includes top crossmember, frame mounting brackets, and forward struts.

Heidts Pro-G Independent Rear Suspension Kits

Heidts Pro-G IRS suspension kits are designed to bring the superior ride and handling of independent rear suspension to your muscle car. Out-handle the competition and put all of that horsepower to the ground. Heidts Pro-G IRS suspension kits produce 1/2 degree of camber curve at 3/4 of bump, especially during very high cornering loads.

Features include:

* Cast iron Ford 9 in. center section mounted in an aluminum housing
* 31-spline posi-traction hooked up to heavy-duty half shaft CV joint axle shafts
* Tubular upper and lower control arms
* Steel outer uprights
* Top crossmember
* Frame mounting brackets
* Wilwood rear brake rotors and calipers
* Billet aluminum single adjustable coilover shocks with silver powdercoated springs

Applications

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Instructions & Calculators

Instruction Sheets for Part Number HDT-IRM-101S

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